Safety & Environmental Protection (Deck) USCG Question #3064 (Set 86)

Your vessel's drafts are: FWD 22'-04", AFT 22'-10"; and the KG is 22.6 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 45° inclination.

Official USCG Answer & Rule Citation

Correct Answer: Option D — 3.6 feet

Determine the mean draft and use the provided KG of 22.6 feet to select the correct stability curve. At 45 degrees, the righting arm is read directly from the graph. This procedure is essential for verifying that the vessel maintains adequate stability margins during operational loading scenarios.

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